Robbins, A.M.J. Climbing into the crown directly 1 : the advanced line technique for gaining access to tree crowns / by A.M.J. Robbins. -- Humlebaek : Danida Forest Seed Centre, 1994. -- 11 s. : 3 obr. ; 30 cm. -- (Technical Note ; No. 7). -- (brož.) : 30.00 Sk

630*369+630*369
ZV001